Finding the Fourth Proportional to 147,979.00, 204,161.06 and 84,271.69
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Solution
The fourth proportional to 147,979.00, 204,161.06 and 84,271.69 is: 116,266.48
Step by Step Solution
- Step 1: Write the proportion equation
147,979.00 : 204,161.06 = 84,271.69 : x - Step 2: Convert to fraction form
147,979.00/204,161.06 = 84,271.69/x - Step 3: Cross multiply
147,979.00x = 204,161.06 × 84,271.69 - Step 4: Simplify right side
147,979.00x = 17,204,997,550.24 - Step 5: Solve for x
x = 17,204,997,550.24/147,979.00 - Step 6: Final answer
x = 116,266.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.